#40A558#40A558

#40A558 is a light, vivid green. Relative luminance 0.287; OKLCH L 64.4% C 0.147 H 148.5°. Best body text is #000000 at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#40A558
RGB	rgb(64, 165, 88)
HSL	hsl(134, 44%, 45%)
HSV	hsv(134, 61%, 65%)
CMYK	cmyk(61.2%, 0%, 46.7%, 35.3%)
CIE-LAB	lab(60.52, -46.30, 31.33)
CIE-LCH	lch(60.52, 55.90, 145.92°)
OKLab	oklab(64.39% -0.1251 0.0766)
OKLCH	oklch(64.39% 0.147 148.5)
XYZ	xyz(17.3297, 28.7032, 13.8576)
Luminance	0.2871 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A558 #A5408D

analogous

#5BA540 #40A558 #40A58A

triadic

#40A558 #5840A5 #A55840

tetradic

#40A558 #405BA5 #A5408D #A58A40

square

#40A558 #405BA5 #A5408D #A58A40

split-complementary

#40A558 #8A40A5 #A5405B

monochromatic

#1E4D29 #2F7940 #40A558 #61C278 #8DD39D

Accessibility & contrast

On white

3.12

#40A558 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.74

#40A558 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A558

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A558	#FFFFFF	#000000	##000000
##40A558	1.00	3.12	6.74	6.74
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.74	21.00	1.00	1.00
##000000	6.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69752

Deuteranopia (green-blind)

#998E5D

Tritanopia (blue-blind)

#24A293

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #40a558;
/* rgb */ color: rgb(64, 165, 88);
/* oklch */ color: oklch(64.4% 0.147 148.5);

Tailwind

colors: {
  custom: {
    50: '#7fc088',
    500: '#40a558',
    950: '#000000',
  },
}

SCSS

$custom: #40a558;
$custom-light: #7fc088;
$custom-dark: #000000;

JSON

{
  "hex": "#40a558",
  "rgb": {
    "r": 64,
    "g": 165,
    "b": 88
  },
  "hsl": {
    "h": 134.257,
    "s": 44.105,
    "l": 44.902
  },
  "oklch": {
    "l": 0.64392,
    "c": 0.14672,
    "h": 148.5
  },
  "luminance": 0.28705
}

Semantic roles & 50–950 ramp

primary

#40A558

secondary

#BE83B0

accent

#54B5D4

background

#F8FBF8

surface

#EFF7F0

border

#CAD0CB

text

#0B120B

muted

#7C817C

Preview Lab

Preview with #40A558

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →